Study Guide; Unit 1 Mid Unit Test 1

Solve: - 7 + 15 =

Calculate the result of –3.4 + (–2.1)

Solve: -5 + (-4) =

Which of the following expressions are equivalent to -7 + 7 = 0? Select all that apply

• Additive Inverse

• Zero Pair

• Opposites

• Absolute value

• Rational Numbers

Which model below represents the number sentence -2 + (-4) = __?

• Diagram A

• Diagram B

• Diagram C

• Diagram D

A hot air balloon is floating 1,500 feet above the ground. A submarine is 400 feet below sea level. What is the total elevation distance between the hot air balloon and the submarine?

Which number sentence is represented on the number line below?

• 4 + (-6)

• 4 + (-2)

• -4 + (-6)

• -2 + (4)

Which fraction results in a non-terminating decimal?

• 1/4

• 1/9

• 1/2

• 1/8

The temperature in Greenland was -20 degrees and during the day the temperature rose by 15 degrees. What is the new temperature?

Pheobe withdrew $45 from her bank account and then withdrew $35 more. What was the change to her account?